143023137853 has 2 divisors, whose sum is σ = 143023137854. Its totient is φ = 143023137852.

The previous prime is 143023137841. The next prime is 143023137899. The reversal of 143023137853 is 358731320341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94798099449 + 48225038404 = 307893^2 + 219602^2 .

It is a cyclic number.

It is not a de Polignac number, because 143023137853 - 2³⁷ = 5584184381 is a prime.

It is a super-2 number, since 2×143023137853² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143023137953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71511568926 + 71511568927.

It is an arithmetic number, because the mean of its divisors is an integer number (71511568927).

Almost surely, 2^143023137853 is an apocalyptic number.

It is an amenable number.

143023137853 is a deficient number, since it is larger than the sum of its proper divisors (1).

143023137853 is an equidigital number, since it uses as much as digits as its factorization.

143023137853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 143023137853 in words is "one hundred forty-three billion, twenty-three million, one hundred thirty-seven thousand, eight hundred fifty-three".